Cryptocurrencies such as bitcoin promise quick profits – an attraction that aids scammers fleecing investors of their funds.

Afghanistan's diplomat Zakia Wardak said she was stepping down as the consul-general in Mumbai because of organized attacks against her. Her statement made no mention of the alleged gold smuggling accusations.

Fuel shortages in Nigeria have raised the price of gasoline and caused huge queues in cities like the capital Abuja, in a country already grappling with high inflation and a cost of living crisis.